This function checks and loads a reference set of maf expects three columns tab delim file with colnames chr,pos and maf

This function checks and loads a reference set of maf expects three columns tab delim file with colnames chr,pos and maf

load_ref_maf(f, min.maf = 0.05)

Arguments

f	character scalar representing filename containing maf data expects three columns wtih names chr, pos and maf.
min.maf	scalar numeric representing minor allele threshold cut off.

Value

data.table object of minor allele freq.